NADER GAMIL BOUTROS MD
NPI 1376002683
Psychiatry & Neurology - Neurology in Riverside, CA
About Nader Gamil Boutros Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NADER GAMIL BOUTROS MD (NPI 1376002683) is an individual neurology provider in Riverside, California, licensed in California (A180657) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Nader Gamil Boutros Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Nader Boutros reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Thousand Oaks, CA 91360
- Reassigned Medicare billing, California enrollment
- 9 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Nader Boutros's NPI number?
The NPI number for Nader Boutros is 1376002683. It was assigned to this individual provider in the NPPES registry on March 16, 2019.
Where is Nader Boutros located?
Nader Boutros practices at 4445 Magnolia Ave., Gme Office, Riverside, CA 92501. The listed phone number is (951) 788-3000.
What is Nader Boutros's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Nader Boutros enrolled in Medicare?
Yes. Nader Boutros is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Nader Boutros's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nader Boutros reassigns Medicare benefits to Vascular Neurology Of Southern California Inc (Thousand Oaks, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nader Boutros's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Nader Boutros was last updated on August 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Nader Gamil Boutros, MD · NPI 1376002683
Neurology physician in Riverside, California. Individual provider, active in the CMS NPPES registry since March 16, 2019.
## Identity
- **NPI:** 1376002683 (Entity type: Individual)
- **Enumerated:** March 16, 2019
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** A180657 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4445 MAGNOLIA AVE., GME OFFICE, Riverside, CA 92501-4135
- **Phone:** (951) 788-3000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Vascular Neurology Of Southern California Inc (NPI 1326609124, Thousand Oaks, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** August 3, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1376002683) · Data from the CMS NPPES public registry.